Patents by Inventor Douglas DePrenger

Douglas DePrenger has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method, system and apparatus for providing a search system
    Publication number: 20040098380
    Abstract: The present invention includes as one embodiment a method of providing a complementary user-friendly search system with a document including parsing the document for keywords that are to be included in an index of words in the document, associating each keyword with at least one synonym, the synonym being at lease one common word used by users that relates to the keyword and incorporating the keyword and the at least one synonym in the search system.
    Type: Application
    Filed: November 19, 2002
    Publication date: May 20, 2004
    Inventors: Stephen D. Dentel, Donald J. Welch, Douglas DePrenger